A Sea Lion that Dances to the Backstreet Boys
(1 photo + 2 video)

Some birds—like this inexplicable, Lady Gaga-loving Cockatoo—have shown that animals can indeed follow a beat. They can bob their heads and "dance." But outside of a few mimetic parrots, few creatures (including me) have demonstrated any skill whatsoever moving in an aesthetically pleasing manner to a basic 4/4 rhythm. At least until now.
Meet Ronan the sea lion. Psychologists at the University of California, Santa Cruz, say she's the first non-human mammal to show an affinity for—dramatic pause—the art of dance. (Watch below.)